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Why is exception handling bad?
...very statement you make can potentially throw, and handle that correctly. Doing so can be tricky and counter-intuitive.
Consider something like this as a simple example:
class Frobber
{
int m_NumberOfFrobs;
FrobManager m_FrobManager;
public:
void Frob()
{
m_NumberOfFrobs+...
How to keep a .NET console app running?
...cation that starts up some services in a separate thread. All it needs to do is wait for the user to press Ctrl+C to shut it down.
...
Spring mvc @PathVariable
...
suppose you want to write a url to fetch some order, you can say
www.mydomain.com/order/123
where 123 is orderId.
So now the url you will use in spring mvc controller would look like
/order/{orderId}
Now order id can be declared a path variable
@RequestMapping(value = " /order/{orderId}",...
How to run multiple .BAT files within a .BAT file
...ile starts executing. It's a peculiar behavior dating back to the early MS-DOS days.
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How to handle screen orientation change when progress dialog and background thread active?
My program does some network activity in a background thread. Before starting, it pops up a progress dialog. The dialog is dismissed on the handler. This all works fine, except when screen orientation changes while the dialog is up (and the background thread is going). At this point the app either c...
How do I convert a org.w3c.dom.Document object to a String?
I want to convert a org.w3c.dom.Document object to a String. I'm using Java 6 and am open to using any (completely free) technology that is up to the task. I tried the solution from this thread -- Is there a more elegant way to convert an XML Document to a String in Java than this code? , where t...
How do I add a simple onClick event handler to a canvas element?
...ion() { }, false);
To determine which element was clicked...
var elem = document.getElementById('myCanvas'),
elemLeft = elem.offsetLeft + elem.clientLeft,
elemTop = elem.offsetTop + elem.clientTop,
context = elem.getContext('2d'),
elements = [];
// Add event listener for `click` ...
How to prevent browser to invoke basic auth popup and handle 401 error using Jquery?
...
WWW-Authenticate:xBasic realm=com.example can do it, together with classic 401 status code. this blog post showed me the hint ( I am not the owner of the blog )loudvchar.blogspot.ca/2010/11/…
– P.M
Dec 13 '12 at 2:26
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Two versions of python on linux. how to make 2.7 the default
...
You probably don't actually want to change your default Python.
Your distro installed a standard system Python in /usr/bin, and may have scripts that depend on this being present, and selected by #! /usr/bin/env python. You can usually g...
Access Enum value using EL with JSTL
...WIW, today on my Java 8 (IBM Java for WebSphere, in case it matters), this doesn't seem to work. It seems to only work if comparing against the string value, which here would be lower case "old"
– dbreaux
Apr 26 '18 at 14:10
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